Black Belt KenKen
By (Author) Tetsuya Miyamoto
Union Square & Co.
Sterling
5th March 2013
21st March 2013
United States
General
Non Fiction
793.74
Paperback
192
Width 137mm, Height 210mm
Are you experienced These are the hardest KenKen for super-solvers only!
Acclaimed Japanese mathematics instructor Tetsuya Miyamoto developed KenKen in 2004 with the goal of improving his students' math and logic skills.